ST7580 데이터 시트보기 (PDF) - STMicroelectronics

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ST7580

FSK, PSK multi-mode power line networking system-on-chip

STMicroelectronics 

Table 5. Electrical characteristics (continued)

Symbol

Parameter

Note

Analog front end

Power amplifier

V(PA_OUT) BIAS

GBWP

I(PA_OUT) MAX

V(PA_OUT) TOL

V(PA_OUT) HD2

V(PA_OUT) HD3

V(PA_OUT) THD

C(PA_IN)

PSRR

CL_TH

CL_RATIO

Transmitter

V(TX_OUT) BIAS

V(TX_OUT) MAX

TX_GAIN

TX_GAIN TOL

R(TX_OUT)

V(TX_OUT) HD2

Power amplifier output bias voltage - Rx mode

Power amplifier gain-bandwidth product

Power amplifier maximum output current

Power amplifier output tolerance (2)

Power amplifier output 2nd harmonic distortion

Power amplifier output 3rd harmonic distortion

Power amplifier output total harmonic distortion

Power amplifier input capacitance

VCC=18 V,

V(PA_OUT)

= 14 V p-p (typ.),

V(PA_OUT) BIAS = VCC/2,

RLOAD=50 Ω

- See Figure 4

PA_IN+ vs. VSS (3)

PA_IN- vs. VSS (3)

50 Hz

Power supply rejection ratio

1 kHz

100 kHz

Current sense high threshold on CL pin

Ratio between PA_OUT and CL output current

Transmitter output bias voltage - Rx mode

Transmitter output maximum voltage swing

Transmitter output digital gain range

Transmitter output digital gain tolerance

Transmitter output resistance

Transmitter output 2nd harmonic distortion

TX_GAIN = 31, no load

V(TX_OUT) = V(TX_OUT)

Max. no load, T = 25 °C

Min.

Typ.

Max.

Unit

VCC/2

V

100

MHz

1000

mA rms

-3%

+3%

-70

-63

dBc

-66

-63

dBc

0.1

0.15

%

10

pF

10

pF

100

dB

93

dB

70

dB

2.25

2.35

2.4

V

80

4.8

0

-0.35

VCCA/2

4.95

1

-72

VCCA

31

0.35

-67

V

V p-p

dB

kΩ

dBc

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